CEO of Vera Mona Letty Cabrera-Calvo explained how her product went from the classroom to the beauty counter. Watch the clip to learn more about this makeup brush cleaner.

Incident happened around 11 p.m. on Dec. 6

KRON4's Dan Kerman reports. Read more: https://www.kron4.com/news/bay-area/alameda-county-supervisors-ask-oakland-as-to-pay-for-coliseum/

KRON4's Justin Campbell reports. Read more: https://www.kron4.com/news/bay-area/mission-district-business-owners-not-happy-about-new-bike-lane-installed/

KRON4's Stephanie Lin reports. Read more: https://www.kron4.com/news/bay-area/san-francisco-fan-expo-pop-culture-convention-draws-celebrities-major-crowds/

KRON4's Stephanie Lin reports. Read more: https://www.kron4.com/news/bay-area/san-francisco-fan-expo-pop-culture-convention-draws-celebrities-major-crowds/

KRON4's Rob Nesbitt reports. Read more: https://www.kron4.com/news/bay-area/san-francisco-office-vacancy-rate-at-all-time-high/

KRON4's Terisa Estacio reports. Read more: https://www.kron4.com/news/bay-area/son-speaks-out-after-father-is-injured-at-martinez-refinery/

KRON4's Rob Nesbitt reports. Read more: https://www.kron4.com/news/bay-area/complaints-of-sf-homelessness-drug-use-are-back-post-apec/

KRON4's Amanda Hari reports. Read more: https://www.kron4.com/news/bay-area/thieves-break-in-hayward-auto-dealership-100k-worth-of-cars-stolen/

KRON4's James Fletcher reports. https://www.kron4.com/news/bay-area/video-thieves-crash-car-into-san-jose-smoke-shop-steal-bags-of-vape-products/

UGC signed. Video obtained by KRON4 on Nov. 12

KRON4's Dan Kerman reports. Read more: https://www.kron4.com/news/bay-area/more-tech-layoffs-hit-the-bay-area-including-google/